Username: ~Rzx~282~
Name of Missing Achievements: Mega Tipsy, Super Tipsy
How Long it Has been Missing: Over a day
Any screenshots of your tips earned: 1, 2, 3, 4, 5, 6, 7, 8. Zeta X2 is a secondary account of mine. From "Dr Jin Love" (halfway down screenshot 8 ) through all of Zeta's, the total comes to 123 tips (yes, I actually counted them all). All of the ones from my secondary account occurred between late morning and 3-something yesterday afternoon.

Edit 10/3: Still haven't been granted yet.

10/8 - Still haven't been granted yet, and it's been well over a week since the supposed "patch"

Username: Michaelsms
Name of Missing Achievement(s): Big Tipper, Lavish Tipper, Mega Tipsy, Super Tipsy
How Long it Has been Missing: 1-3 Weeks after the achievements were released.
Any screenshots of your tips earned: http://i49.tinypic.com/1763q8.jpg

Username: Bellatrix LeBleu
Name of Missing Achievement(s): Mega Tipsy, Super Tipsy
How Long it Has been Missing: middle of September
Any screenshots of your tips earned :110 tips Screenshot & link to thread

Username: Phantom Drifter
Name of Missing Achievement(s): Mega tipsy
How Long it Has been Missing: two weeks about
Any screenshots of your tips earn:

I haven't been affected by the "achievement patch" that was done, no appearance of the Mega Tipsy achievement and it's been missing for more than two weeks now ^_^.
Edit: I have gotten more tips than that screen shot shows.

Username: Luna Meriatchi
Name of Missing Achievement(s): Mega Tipsy, Super Tipsy
How Long it Has been Missing: Probably for several weeks now. A week since the supposed fix to this bug.
Any screenshots of your tips earned: Here.